This Hoya 52mm-86mm Adapter Ring for SQ100 Filter Systemfrom Hoya 52mm-86mm Adapter Ring for SQ100 Filter Systemallows the HOYA Sq100 Filter Holder's 86mm filter thread to be attached to lenses with a 52mm filter thread.

Adapter Ring for SQ100 Filter Holder System

Related Questions and Answers

Q: 1. What’s the outer diameter of this ring?

A: Our sources show that the diameter would be 77mm, but since the manufacturer does not explicitly provide this spec, we would recommend verifying with them before purchasing: https://bit.ly/2J8yZL7

Q: 2. What is the size of the inner ring?

A: The Tilta 52mm Adapter Ring for Mini Clamp-On Matte Box has a threaded 52mm inner ring.

Q: 3. Will this fit a 50 mm lens for my nikon?

A: I'd like to reiterate what Raymond P. says: these filters fit any brand and any focal length as long as the the lens has a 52mm front thread. For example, I have two Canon lens, a 50mm 1.8 and a 24mm 2.8, and the filter threads are 52mm; these adaptors fit both my lenses.

Q: 4. I have 18-135mm and 55mm canon lens on my canon90d. Will this work or any suggestions is appreciated.

A: You have to match up the filter thread of the reversing ring with your lens. The lenses you have are possibly 52mm, 58mm or 67mm, you have to check your lenses. You then may have to get step up or step down rings if the standard reversing ring doesn't match your filter threads.

Q: 5. Hi there, Is 52mm reverse ring compatible with 7D Mark-ii & 1Ds Mark-ii ?

A: Yes this reverse ring has an EF mount, which is compatible with both the EOS 7D Mark II and the EOS 1Ds Mark II.

Q: 6. does this adapter have glass in it?

A: No, just a ring.

Q: 7. Would this work on a Pixel 8 Pro with the camera bar?

A: Yes, the CAME-TV Smartphone Clamp with 52mm Filter and Lens Adapter, B&H # CAPHCLMP52MM, supports a smartphone like the Pixel 8 Pro. You would need to use the adjustment on the filter mount to line it up with the camera you want to use.

Q: 8. I have 18-135mm and 50mm lens on canon90d. Will this work or any suggestions is appreciated.

A: Yes, it will work, you just have to match the filter size. If your lenses are not the same filter size, you will need to get a step down ring to use with your lenses. For example a 58-52mm step down ring.

Q: 9. Just to be sure, this is compatible with the Canon 6D Mark II?

A: Yes this reserve mount works on the Canon EOS 6D Mark II.

Q: 10. Does the inside of the lens collect a lot of dust when it is mounted backwards?

A: The best way to prevent any dust from entering the lens when mounted in reverse is to use the rear lens cap included with the lens.